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Finding the Fourth Proportional to 79,067.04, 109,152 and 45,526.56

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Solution

The fourth proportional to 79,067.04, 109,152 and 45,526.56 is: 62,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,067.04 : 109,152 = 45,526.56 : x
  2. Step 2: Convert to fraction form
    79,067.04/109,152 = 45,526.56/x
  3. Step 3: Cross multiply
    79,067.04x = 109,152 × 45,526.56
  4. Step 4: Simplify right side
    79,067.04x = 4,969,315,077.12
  5. Step 5: Solve for x
    x = 4,969,315,077.12/79,067.04
  6. Step 6: Final answer
    x = 62,849.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.